CVE-2014-9718
qemu - security update
EPSS 0.41%
描述
The (1) BMDMA and (2) AHCI HBA interfaces in the IDE functionality in QEMU 1.0 through 2.1.3 have multiple interpretations of a function's return value, which allows guest OS users to cause a host OS denial of service (memory consumption or infinite loop, and system crash) via a PRDT with zero complete sectors, related to the bmdma_prepare_buf and ahci_dma_prepare_buf functions.
如何修補 CVE-2014-9718
要修補 CVE-2014-9718,請將受影響套件升級到下列已修補版本。
- Debian/qemu—升級至 1:2.3+dfsg-1 或更新版本
- Debian/qemu—升級至 1:2.1+dfsg-12 或更新版本
CVE-2014-9718 正在被利用嗎?
低 — EPSS 為 0.4%,目前沒有觀察到大規模利用活動。
受影響套件(2)
- from 0, < 1:2.3+dfsg-1
- from 0, < 1:2.1+dfsg-12